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Revision 1.26 by elmex, Mon Jul 14 10:26:43 2008 UTC vs.
Revision 1.36 by root, Mon Apr 5 03:22:25 2010 UTC

1=begin comment
2
3 This file is part of Deliantra, the Roguelike Realtime MMORPG.
4
5 Copyright (©) 2005,2006,2007,2008,2009 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
6
7 Deliantra is free software: you can redistribute it and/or modify it under
8 the terms of the Affero GNU General Public License as published by the
9 Free Software Foundation, either version 3 of the License, or (at your
10 option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the Affero GNU General Public License
18 and the GNU General Public License along with this program. If not, see
19 <http://www.gnu.org/licenses/>.
20
21 The authors can be reached via e-mail to <support@deliantra.net>
22
23=end comment
24
1=head1 DELIANTRA PLUG-IN EVENTS 25=head1 DELIANTRA PLUG-IN EVENTS
2 26
3This document briefly describes each plug-in event. It is also used to 27This document briefly describes each plug-in event. It is also used to
4generate the event-list itself, so is always complete. Be careful wehn 28generate the event-list itself, so is always complete. Be careful wehn
5changing it, though. 29changing it, though.
6 30
7=head2 NOTATION 31=head2 NOTATION
8 32
9the event description below uses a variant of the forth stack notation - 33The event description below uses a variant of the forth stack notation -
10an opening parenthesis followed by the type of each parameter, optionally 34an opening parenthesis followed by the type of each parameter, optionally
11followed by two dashes and the returning parameters. If the latter is 35followed by two dashes and the returning parameters. If the latter part is
12missing, the event will be invoked but cannot change wether the event gets 36missing, the event will be invoked but cannot change wether the event gets
13processed. 37processed.
14 38
15If it is specified (even if no return values are supported), a plug-in 39Return values are given by overriding (in Perl by calling C<cf::override>)
16can override (e.g. using C<cf::override> in Perl) event processing, 40with the return values, which will both stop further event processing and
17basically short-circuiting it. For example, if you override from within a 41tell the caller that it wants to override normal processing.
18player BIRTH event, nothing much will happen with respect to the built-in 42
43Even if no return values are supported, a plug-in can override (e.g. using
44C<cf::override> in Perl) event processing, basically short-circuiting
45it. For example, if you override from within a player BIRTH event,
46nothing much will happen with respect to the built-in processing, but if
19processing, but if you override from within a player TELL event, the tell 47you override from within a player TELL event, the tell will be ignored
20will be ignored (presumably your plug-in took care of it). 48(presumably your plug-in took care of it).
21 49
22 50
23=head2 ATTACHABLE EVENTS 51=head2 ATTACHABLE EVENTS
24 52
25No time to document this, screw me. 53No time to document this, screw me.
100 128
101=head3 apply (object who -- applytype) 129=head3 apply (object who -- applytype)
102 130
103Invoked whenever the object is being applied in some way. The applytype is one of: 131Invoked whenever the object is being applied in some way. The applytype is one of:
104 132
105=head3 auto_apply (object)
106
107Invoked whenever the object is automatically applied (as for example shop tiles
108are on map instantiation). See also the 'auto_apply' flag to enforce auto apply on
109any object.
110
111=over 4 133=over 4
112 134
113=item B<0> player or monster can't apply objects of that type 135=item B<0> player or monster can't apply objects of that type
114 136
115=item B<1> has been applied, or there was an error applying the object 137=item B<1> has been applied, or there was an error applying the object
116 138
117=item B<2> objects of that type can't be applied if not in inventory 139=item B<2> objects of that type can't be applied if not in inventory
118 140
119=back 141=back
142
143=head3 reset (object)
144
145Invoked whenever the object is initialised on a map after it was
146loaded. This can be used to emulate shop-floor behaviour for example.
120 147
121=head3 throw (object thrower) 148=head3 throw (object thrower)
122 149
123Invoked when an B<object> is thrown by B<thrower>. 150Invoked when an B<object> is thrown by B<thrower>.
124 151
187damage that has been dealt. 214damage that has been dealt.
188 215
189=head3 skill_attack (attacker victim message skill -- success) 216=head3 skill_attack (attacker victim message skill -- success)
190 217
191Invoked whenever an B<attacker> attacks B<victim> using a B<skill> (skill 218Invoked whenever an B<attacker> attacks B<victim> using a B<skill> (skill
192cna be C<undef>). B<message> is the message that describes the attack when 219can be C<undef>). B<message> is the message that describes the attack when
193damage is done. 220damage is done.
194 221
195=head3 weapon_attack (weapon hitter victim) 222=head3 weapon_attack (weapon hitter victim)
196 223
197Invoked whenever an object is used as a B<weapon> by B<hitter> to attack 224Invoked whenever an object is used as a B<weapon> by B<hitter> to attack
222Invoked whenever a container gets closed. When overriden, the container 249Invoked whenever a container gets closed. When overriden, the container
223will not get closed, but you must tell op about the reason. This event 250will not get closed, but you must tell op about the reason. This event
224is not crash-safe, i.e. containers might be closed due to a server crash 251is not crash-safe, i.e. containers might be closed due to a server crash
225without this event being invoked. 252without this event being invoked.
226 253
254=head3 blocked_move (self who -- do_blocked)
255
256Invoked when an C<who> tries to move to the same space as C<self>,
257C<self>'s C<move_block> causes blocked movement for C<who> and nothing
258else explicitly allows movement to this space.
259
260Should return true when C<who> is blocked, i.e., should not be allowed to
261move onto C<self>.
262
263When not overriding, normal blocked_move (blocked_link) processing will
264happen.
265
227 266
228=head2 GLOBAL EVENTS 267=head2 GLOBAL EVENTS
229 268
230Global events have no relation to specific objects. 269Global events have no relation to specific objects.
231 270
301 340
302Invoked when a player entered a new region. Cannot be overriden. 341Invoked when a player entered a new region. Cannot be overriden.
303 342
304=head3 command (player command args -- time) 343=head3 command (player command args -- time)
305 344
306Execute a user command send by the client. Programmable plug-ins usually 345Execute a user command sent by the client - this is invoked for I<all>
307handle this event internally. 346command,s so should not normally be hooked.
347
348=head3 unknown_command (player command args -- time)
349
350Execute a user command sent by the client that isn't known to the
351server. Programmable plug-ins usually handle this event internally.
308 352
309=head3 extcmd (player string) 353=head3 extcmd (player string)
310 354
311Invoked whenever a client issues the C<extcmd> protocol command. 355Invoked whenever a client issues the C<extcmd> protocol command.
312Programmable plug-ins usually handle this event internally. 356Programmable plug-ins usually handle this event internally.
340=head3 shout (player message --) 384=head3 shout (player message --)
341 385
342Invoked whenever the player uses the B<say>, B<chat> or B<shout> command, 386Invoked whenever the player uses the B<say>, B<chat> or B<shout> command,
343before it gets processed. 387before it gets processed.
344 388
389=head3 build (player builder map x y --)
390
391Players tries to build using C<builder> at (map+x+y). Is invoked after the
392usual sanity checks, so the coordinates are valid.
393
345 394
346=head2 MAP EVENTS 395=head2 MAP EVENTS
347 396
348These events are generally dependent on a map and thus all have a map 397These events are generally dependent on a map and thus all have a map
349as first argument. 398as first argument.
378=head3 leave (map player -- ) 427=head3 leave (map player -- )
379 428
380Invoked whenever a player tries to leave the B<map>. Overriding means the 429Invoked whenever a player tries to leave the B<map>. Overriding means the
381player won't be able to leave. 430player won't be able to leave.
382 431
383=head3 trigger (map connection state -- ) 432=head3 trigger (map connection state what? who? -- )
384 433
385Invoked whenever something activates a B<connection> on the B<map>. If B<state> 434Invoked whenever something activates a B<connection> on the B<map>. If B<state>
386is true the connection was 'state' and if false it is 'released'. 435is true the connection was 'state' and if false it is 'released'.
387 436
388 437
416 465
417Like C<extcmd>, but can be called before a player has logged in. 466Like C<extcmd>, but can be called before a player has logged in.
418 467
419Programmable plug-ins usually handle this event internally. 468Programmable plug-ins usually handle this event internally.
420 469
470=head3 client_destroy (client -- )
471
472Invoked when the client gets destroyed.
473
474

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